package com.my.seckill.utils;

import org.springframework.stereotype.Component;
import org.apache.commons.codec.digest.DigestUtils;
@Component
public class MD5Util {
    public static String md5(String str){
        return DigestUtils.md5Hex(str);
    }

    private static final String salt = "1a2b3c4d";

    //第一次加密
    public static String inputPassToFromPass(String inputPass) {
        String str =""+ salt.charAt(0) + salt.charAt(2) + inputPass + salt.charAt(5) + salt.charAt(4);
        return md5(str);
    }

    //第二次加密
    public static String formPassToDBPass(String formPass, String salt) {
        String str =""+ salt.charAt(0) + salt.charAt(2) + formPass + salt.charAt(5) + salt.charAt(4);
        return md5(str);
    }

    public static String inputPassToDBPass(String inputPass, String salt) {
        String fromPass = inputPassToFromPass(inputPass);
        String dbPass = formPassToDBPass(fromPass, salt);
        return dbPass;
    }

//    public static void main(String[] args) {
//        System.out.println(inputPassToFromPass("123456"));
//        System.out.println(formPassToDBPass("d3b1294a61a07da9b49b6e22b2cbd7f9","1a2b3c4d"));
//        System.out.println(inputPassToDBPass("123456",salt));
//    }
}
